“He’s used executive action around 180 times, something like that. I was looking the other day just at a list of presidents, and Teddy Roosevelt issued about 1,000 executive orders,” he said. “So in terms of magnitude this president has not used this authority nearly as much as his critics would say.”

He said Obama has asked him and Homeland Security Secretary Jeh Johnson to “look into a wide range of things” before noting that “we are more broadly looking at the whole immigration portfolio.”